如何用asp.net向其他服务器post一条信息

using System;using System.Web;using System.Net;using System.IO;using System.Text;namespace SendMessage{public bool SendMsg(MsgInfo msg){//create requesttry{WebRequest req = WebRequest.Create("http://your_post_url");//set the request parameter req.Method = "POST";req.ContentType = "application/x-www-form-urlencoded";//querystring '?msg=xxx&type=0'string strQuery = "msg=";strQuery += HttpUtility.UrlEncode(msg);strQuery += "&type=0";string dataSend = strQuery;req.ContentLength = dataSend.Length;byte [] buff = Encoding.UTF8.GetBytes(dataSend); Stream reqStream = req.GetRequestStream();reqStream.Write(buff, 0, buff.Length);reqStream.Close();WebResponse rep = req.GetResponse();Stream repStream = rep.GetResponseStream();Encoding enc = Encoding.GetEncoding("utf-8");StreamReader sr = new StreamReader(repStream, enc);Char[] read = new Char[256];sr.Read(read, 0, 256);return true;}catch(NotSupportedException ns){return false; }}};